Evidence map›Paper›PMID 11320276›Full record

ArticlePostgraduate medical journal2001

Importance of family history in type 2 black South African diabetic patients.

R T Erasmus, E Blanco Blanco, A B Okesina, J Mesa Arana, Z Gqweta, T Matsha

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In one paragraph

Article in Postgraduate medical journal, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 1 pooled it
2.4field-weighted citation impact, top 11% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

22 citing papers in PubMed, 1 synthesis or guideline pooled it, 59 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

R T ErasmusDepartment of Chemical Pathology, Faculty of Medicine, University of Transkei, Private Bag XI, Umtata, South Africa. erasmus@getafix.utr.ac.za
E Blanco Blanco
A B Okesina
J Mesa Arana
Z Gqweta
T Matsha

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo assess the family history of diabetes in type 2 black South African diabetics with emphasis on the parental phenotype.

designProspective case-control study in which family histories were obtained from patients.

settingDiabetic clinic of a provincial teaching hospital in the Transkei region of South Africa. SUBJECTS: A total of 1111 type 2 diabetics attending the diabetic clinic and 687 controls.

main outcome measuresHistory of diabetes in parents, siblings, maternal and paternal grandparents, aunts, and uncles.

resultsAltogether 27.3% of diabetic subjects had a family history of diabetes compared with 8.4% in the control group (p<0.01). Among the group with positive family history 82.6% reported only one diabetic family member, while 17.4% reported at least two relatives; 6.6% had a diabetic relative from both maternal and paternal sides, and 87.8% had first degree relative with diabetes. Among them there was a significant maternal aggregation with 64.7% of patients having a diabetic mother compared with 27% who had a diabetic father (p<0.01). No maternal effect was observed among the second and third degree relatives. Patients with positive family history had an earlier onset of diabetes than those without family history (p<0.01).

conclusionThese data suggest that type 2 diabetes is heritable in black South African diabetics. It is also likely that maternal influences may play an important part.

Indexed as

Age of OnsetBlack PeopleCase-Control StudiesDiabetes Mellitus, Type 2FemaleHumansMaleMiddle AgedPedigreePhenotypeSouth Africa

Identifiers

PMID11320276
PMCPMC1742028
OpenAlexW2100791254

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.